My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.